Insiders who reported open-market trades in the last 12 months at the companies James C. Foster files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
James C. Foster is a corporate insider, tracked as Director of CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL). InsiderAlpha holds 10 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has James C. Foster submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has James C. Foster been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($34.84M) across all tracked filings.
James C. Foster is Director of CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL). 10 SEC Form 4 filings on record going back to 2024, most recently on 27 August 2026. Most recent open-market trade: sold $10.07M of CRL on 27 August 2026. Lifetime open-market sales: $34.84M.
Recent transactions
20
The latest 20 SEC Form 4 transactions reported by James C. Foster.
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
S - Open-market sale10b5-1
33.6K shares @ $300.00$10.07M
M
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
M - Option exercise10b5-1
12.4K shares @ $208.44
Trading pattern
InsiderAlpha's records for James C. Foster go back to 2024: 10 primary Form 4 filings, an average of 3.3 per year. 9 recorded transactions carry a Rule 10b5-1 plan flag. This identifies the marked transactions as reported under a trading plan; it does not establish the plan status of unmarked transactions.
$2.59M
M
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
M - Option exercise10b5-1
21.1K shares @ $194.12$4.10M
S
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
S - Open-market sale10b5-1
28.7K shares @ $275.00$7.90M
M
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
M - Option exercise10b5-1
28.7K shares @ $179.66$5.16M
S
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
S - Open-market sale10b5-1
75.0K shares @ $225.00$16.88M
G
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
G - Bona-fide gift
10.0K shares
G
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
G - Bona-fide gift
10.0K shares
G
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
G - Bona-fide gift
20.0K shares
G
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
G - Bona-fide gift
20.0K shares
G
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
G - Bona-fide gift
153.4K shares
G
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
G - Bona-fide gift
153.4K shares
F
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
F - Tax withholding / forfeiture
1.6K shares @ $180.71$288K
A
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
A - Grant or award
422 shares @ $177.62$75K
A
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
A - Grant or award
1.4K shares @ $177.62$255K
A
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
A - Grant or award
16.8K shares @ $178.61$3.00M
F
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
F - Tax withholding / forfeiture
14.7K shares @ $211.68$3.10M
A
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
A - Grant or award
39.0K shares
A
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
A - Grant or award
17.3K shares @ $135.63$2.34M
G
CRL$CRL CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
